DE901296C - Impulskodemodulator - Google Patents

Impulskodemodulator

Info

Publication number
DE901296C
DE901296C DEN3666A DEN0003666A DE901296C DE 901296 C DE901296 C DE 901296C DE N3666 A DEN3666 A DE N3666A DE N0003666 A DEN0003666 A DE N0003666A DE 901296 C DE901296 C DE 901296C
Authority
DE
Germany
Prior art keywords
pulse
frequency
frequencies
pulse code
integrating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DEN3666A
Other languages
German (de)
English (en)
Inventor
Frank De Jager
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE901296C publication Critical patent/DE901296C/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
    • H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/02—Delta modulation, i.e. one-bit differential modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Amplitude Modulation (AREA)
  • Amplifiers (AREA)
  • Selective Calling Equipment (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DEN3666A 1950-03-29 1951-03-25 Impulskodemodulator Expired DE901296C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL152619 1950-03-29

Publications (1)

Publication Number Publication Date
DE901296C true DE901296C (de) 1954-01-11

Family

ID=19750490

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN3666A Expired DE901296C (de) 1950-03-29 1951-03-25 Impulskodemodulator

Country Status (8)

Country Link
US (1) US2745063A (fr)
BE (1) BE502163A (fr)
CH (1) CH289551A (fr)
DE (1) DE901296C (fr)
ES (1) ES197143A1 (fr)
FR (1) FR1042815A (fr)
GB (1) GB691824A (fr)
NL (1) NL93752C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2951212A (en) * 1958-09-19 1960-08-30 Gen Precision Inc Pulse width modulators
DE1928986B2 (de) * 1968-06-29 1978-09-21 N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) Übertragungssystem mit einer Sende- und einer Empfangsvorrichtung zur Übertragung von Informationen in einem vorgeschriebenen Frequenzband und dafür geeignete Sende- und Empfangsvorrichtungen
US3896399A (en) * 1973-07-19 1975-07-22 Motorola Inc Loop filter for delta modulator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2085409A (en) * 1932-05-28 1937-06-29 Rca Corp Television system
US2172453A (en) * 1938-04-13 1939-09-12 Bell Telephone Labor Inc Radio transmitter
GB642097A (en) * 1945-10-25 1950-08-30 Sadir Carpentier Improvements in or relating to signal transmission systems
USRE23686E (en) * 1947-02-12 1953-07-14 Communication system
FR965426A (fr) * 1947-04-30 1950-09-12
NL81967C (fr) * 1948-03-16

Also Published As

Publication number Publication date
FR1042815A (fr) 1953-11-04
NL93752C (fr)
BE502163A (fr)
US2745063A (en) 1956-05-08
ES197143A1 (es) 1953-04-01
GB691824A (en) 1953-05-20
CH289551A (de) 1953-03-15

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